Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\TypedData\Plugin\DataType\ItemList::first

Drupal\Core\TypedData\Plugin\DataType\ItemList::firstRun #539201f8938f4Run #5392041970f3fDiffDiff%
Number of Function Calls49 49 0 0.0%
Incl. Wall Time (microsec)417 427 10 2.4%
Incl. Wall Time (microsec) per call 9 9 0 2.4%
Excl. Wall Time (microsec)189 187 -2 -1.1%
Incl. CPU (microsecs)468 490 22 4.7%
Incl. CPU (microsecs) per call 10 10 0 4.7%
Excl. CPU (microsec)185 193 8 4.3%
Incl. MemUse (bytes)3,896 3,896 0 0.0%
Incl. MemUse (bytes) per call 80 80 0 0.0%
Excl. MemUse (bytes)2,648 2,648 0 0.0%
Incl. PeakMemUse (bytes)3,520 3,576 56 1.6%
Incl. PeakMemUse (bytes) per call 72 73 1 1.6%
Excl. PeakMemUse (bytes)1,804 1,832 28 1.6%

Parent/Child Regression/Improvement report for Drupal\Core\TypedData\Plugin\DataType\ItemList::first [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\TypedData\Plugin\DataType\ItemList::first0 N/A% 10 0.7% 22 0.8% 0 0.0% 56 0.1%
Exclusive Metrics Diff for Current Function-2 -20.0% 8 36.4% 0 N/A% 28 50.0%
Parent functions
Drupal\Core\Field\FieldItemList::applyDefaultValue0 N/A% 10 100.0% 9 40.9% 0 N/A% 0 0.0%
Drupal\Core\Field\FieldItemList::__get0 N/A% 1 10.0% 12 54.5% 0 N/A% 56 100.0%
Drupal\Core\Field\FieldItemList::__isset0 N/A% -1 -10.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\shortcut\Entity\Shortcut::getRouteParams0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Field\FieldItemList::__get@10 N/A% 0 0.0% 1 4.5% 0 N/A% 0 0.0%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::get0 N/A% 12 120.0% 14 63.6% 0 N/A% 28 50.0%